Make a Splash
A Marine with Combat Logistics Battalion 2, dives underwater to perform a self-rescue drill during a swim qualification course aboard Camp Lejeune, North Carolina, March 18, 2015. The purpose of the course was to maintain proficiency, and enhance the Marines skills in water survival techniques.
(U.S. Marine Corps photo by Lance Cpl. Andre Dakis//Released). Original public domain image from Flickr